A foundation monograph of Convolvulus L. (Convolvulaceae) Author Wood, John R. I. Department of Plant Sciences, South Parks Road, University of Oxford, OX 1 3 RB, UK & Honorary Research Associate, Royal Botanic Gardens, Kew Author Williams, Bethany R. M. Department of Plant Sciences, South Parks Road, University of Oxford, OX 1 3 RB, UK & Department of Life Sciences, Natural History Museum, Cromwell Road, London SW 7 5 BD, UK Author Mitchell, Thomas C. Plant Biodiversity Research, Technische Universitaet Muenchen, Maximus-von-Imhof Forum 2, 85354 Freising, Germany Author Carine, Mark A. Department of Life Sciences, Natural History Museum, Cromwell Road, London SW 7 5 BD, UK Author Harris, David J. https://orcid.org/0000-0002-6801-2484 Royal Botanic Garden Edinburgh, 20 A Inverleith Row, Edinburgh EH 3 5 LR, UK Author Scotland, Robert W. Department of Plant Sciences, South Parks Road, University of Oxford, OX 1 3 RB, UK robert.scotland@plants.ox.ac.uk text PhytoKeys 2015 2015-06-18 51 1 282 http://dx.doi.org/10.3897/phytokeys.51.7104 journal article http://dx.doi.org/10.3897/phytokeys.51.7104 1314-2003-51-1 E76E3938E216FF804849B803C469FE14 576310 19b. Convolvulus pitardii var. leucochnous (Benoist) Maire, Bull. Soc. Hist. Nat. Afrique N. 22: 57. 1931. (Maire 1931a: 57). Convolvulus leucochnous Benoist, Bull. Mus. Hist. Nat. (Paris) 27: 112. 1921. ( Benoist 1921 : 112). Type. MOROCCO, Ain Leuh, Benoist 384 (holotype P00332176!). Type. Based on Convolvulus leucochnous Benoist Distinguishing features. Leaves sericeous. The long flexuose pedicels are also very distinct. Much more common than the type variety. Distribution. Endemic to Morocco where it usually grows on schists: Central Rif ( Carine et al. 322; Jury & Shakwa 20997, Font Quer 358, Bowring 10) and Zaian , east of Middle Atlas ( Lynes 153, Jahandiez 80b, Davis 557, Gattefosse s.n. [3/4/1936], Maire s.n. [18/4/1926], Sauvage 1359, 8097, 8410).